STMicroelectronics 54HC4049YBF Product Overview

The 54HC4049YBF from STMicroelectronics is a high-speed Si-gate CMOS device that is specified in compliance with JEDEC standard no. 7A. It is a hex inverting high-to-low level shifter designed to interface TTL to CMOS logic levels. The device contains six independent circuits that perform the inverting buffer function with different input threshold levels to accommodate TTL-level inputs.

Key Features

• Logic Type: Hex Inverter/Buffers
• High-to-Low Level Shifting: Specifically designed to convert TTL logic levels to CMOS logic levels
• High Noise Immunity: NIV = VNIH = VNIL = 28% VCC (min)
• Power Down Protection: Inputs and outputs on all pins can withstand ≥ 20V (no power applied)
• Low Power Consumption: 20µA maximum ICC
• Wide Operating Voltage Range: 2V to 6V
• High Current: Fanout of 15 LSTTL loads
• Temperature Range: -55°C to +125°C

Applications

The 54HC4049YBF is suitable for a wide range of applications, including but not limited to:

• Logic level conversion for digital interfacing
• Signal inversion
• Buffering of high-speed signals
• Interfacing between different voltage domains within electronic systems

Quality and Reliability

STMicroelectronics is known for its commitment to quality and reliability, and the 54HC4049YBF is no exception. This device is manufactured in a facility that adheres to stringent quality control processes, ensuring that each component meets the high standards expected for professional electronic applications.

Environmental Compliance

The 54HC4049YBF is designed with the environment in mind, meeting RoHS and Green Product requirements. This ensures that the device is free from hazardous substances and is compliant with global environmental regulations.